149718985 is an odd 9-digits composite number following 149718984
and preceding 149718986 . In scientific notation, it is written as 1.49718985 × 10^8.
The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors.
There are 107785728 positive integers (up to 149718985) that are relatively prime to 149718985.
149718985 has 16 divisors, whose sum is 155897280
The reverse of 149718985 is 589817941
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred forty-nine million seven hundred eighteen thousand nine hundred eighty-five
Scientific notation
1.49718985 × 10^8
Engineering notation
1.49718985 × 10^6
Prime Factorization
65 × 139 × 73 × 227
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
149718985
Product of the distinct prime numbers
The prime factorization of 149718985 is 65 × 139 × 73 × 227.
Since it has a total of 4 prime factors.
10 , 5 , 26 , 87 , 53 , 787 , 192 , 8443 , 20251 , 82189 , 316044 , 841875 , 5952277 , 487253 , 8066511 , 49030886 , 752283728 , 63698424 , 1385218690 , 2570932696
n×2
299437970
n×3
449156955
n×4
598875940
n×5
748594925
n÷2
74859492.5
n÷3
49906328.333333
n÷3
37429746.25
n÷5
29943797
n2
22415774469430225
n3
3.356067001552E+24
n4
5.0246694506436E+32
n5
7.5228841011087E+40
2 √n
12235.970946353
3 √n
530.99727384066
4 √n
110.61632314606
5 √n
43.157410129893
1 , 65 , 73 , 139 , 227 , 4745 , 9035 , 10147 , 14755 , 16571 , 31553 , 659555 , 1077115 , 2050945 , 2303369 , 149718985
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-149718984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 149718985 can be divided by 16 positive divisors.
The sum of these divisors (counting 149718985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000111011001000011111001001
3
Ternary
101102201111211121
4
Quaternary
20323020133021
5
Quinary
301312001420
6
Senary
22504555241
8
Octal
1073103711
10
Decimal
149718985
12
Duodecimal
42182b21
16
Hexadecimal
8ec87c9
20
Vigesimal
26feh95
36
Base36
2h4zwp
md5
458fc232180814084cf015531cd9b18b
sha1
5aa70fea475881a26f4cbfa2535305530a948755
sha256
51dc8a8451cea9606de5e3e172735a37b65f4a10abcf5decf1c09c3d2a2b0839
sha512
e19ff646bd7120c4b6872f39e19ff04f51fa8ca852895e9dc95304acb74080158ce2c87f62892e62639d75013b4175a349d76fd164829f86b1c5b535ccee575b
ripemd-160
3ba2a2a3bdad5160acaa9a286e73a321ca6f91c1
Diameter
299437970
Circumference
940712126.75784
Area
7.0421232397688E+16
Volume
1.4057860582708E+25
Surface area
2.8168492959075E+17
Circumference
940712126.75784
Perimeter
598875940
Area
22415774469430225
Diagonal
211734619.13173
Surface area
134494646816581350
Volume
3.356067001552E+24
Space diagonal
259320888.87764
Perimeter
449156955
Area
9.7063150680146E+15
Altitude
129660444.43882
Surface area
9.7063150680146E+15
Volume
3.955162891523E+23
Height
70578206.377245